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PK2012ML10%AGNO3/44%H2SO4/SISPETUBE
3ml PP材质 SPE式空管(含筛板)
LC-Si SPE小柱,1支
PK108 DISCOVERY DSC-WCX 1ML TUBE 50MG
SPE空柱(20um,20ml),20个/包
PK16 DISCOVERY DSC-WCX 60ML TUBE 10GM
PTFE 筛板,20um, 用于6ml玻璃SPE小柱
MTO-DISCOVERY DSC-SAX SPE-96 WP, 25MG
96孔接收板及硅胶盖板
PK50 0.5ML EMPTY PP REVERSIBLE TUBE KIT